* removed old unecessary files
* added a function to load SVM classifiers from a text file of a certain format
* added a ReshapingFilter for reshaping images
* fixed a problem with ZeroMeanUnitVarianceFilter when all matrix values are the same
* added some test code to faceTrackingApp (commented out)
Added a FileList ImageSource that reads from a text-file containing a list of images

- Updated faceDetectApp to use the new ImageSources
Merge remote-tracking branch 'origin/ela-dev' into refact